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Leedsichthys problematicus
Taxonomy
Leedsichthys problematicus was named by Woodward (1889). It is not extant. It is the type species of Leedsichthys, Leedsia.
It was recombined as Leedsia problematica by Woodward (1890).
It was recombined as Leedsia problematica by Woodward (1890).
Synonymy list
| Year | Name and author |
|---|---|
| 1889 | Leedsichthys problematicus Woodward |
| 1890 | Leedsia problematica Woodward p. 292 |
| 1988 | Leedsichthys problematicus Martill p. 671 |
| 2010 | Leedsichthys problematicus Friedman et al. p. S36 |
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If no rank is listed, the taxon is considered an unranked clade in modern classifications. Ranks may be repeated or presented in the wrong order because authors working on different parts of the classification may disagree about how to rank taxa.
†Leedsichthys problematicus Woodward 1889
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Diagnosis
No diagnoses are available
Measurements
No measurements are available
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| Source: f = family, o = order, subp = subphylum | |||||
| References: Carroll 1988, Hendy et al. 2009 | |||||
Age range: base of the Late/Upper Callovian to the top of the Middle Callovian or 165.30000 to 161.50000 Ma
Collections (2 total)
| Time interval | Ma | Country or state | Original ID and collection number |
|---|---|---|---|
| Middle Callovian | United Kingdom (England) | Leedsia problematica (133067) | |
| Late/Upper Callovian - Middle Oxfordian | France (Basse Normandie) | Leedsichthys problematicus (174568) |